Home / 42,094.72-63,140.04-15,797.40

Finding the Fourth Proportional to 42,094.72, 63,140.04 and 15,797.40

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Solution

The fourth proportional to 42,094.72, 63,140.04 and 15,797.40 is: 23,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,094.72 : 63,140.04 = 15,797.40 : x
  2. Step 2: Convert to fraction form
    42,094.72/63,140.04 = 15,797.40/x
  3. Step 3: Cross multiply
    42,094.72x = 63,140.04 × 15,797.40
  4. Step 4: Simplify right side
    42,094.72x = 997,448,467.90
  5. Step 5: Solve for x
    x = 997,448,467.90/42,094.72
  6. Step 6: Final answer
    x = 23,695.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.